import router from './router';
import { ElMessage } from 'element-plus';
import NProgress from 'nprogress';
import 'nprogress/nprogress.css';
import { getToken } from '@/utils/auth';
import { isHttp } from '@/utils/validate';
import { isRelogin } from '@/utils/request';
import {useUserStore} from '@/store/modules/user';
import {useSettingsStore} from '@/store/modules/settings';
import {usePermissionStore} from '@/store/modules/permission';

NProgress.configure({ showSpinner: false });

const whiteList: string[] = ['/login', '/register','index'];

router.beforeEach((to, from, next) => {
  NProgress.start();
  if (getToken()) {
    if (to.meta.title) {
      useSettingsStore().setTitle(to.meta.title as string);
    }
    /* has token */
    if (to.path === '/login') {
      next({ path: '/' });
      NProgress.done();
    } else {
      if (useUserStore().roles.length === 0) {
        isRelogin.show = true;
        // 判断当前用户是否已拉取完 user_info 信息
        useUserStore().getInfo().then(() => {
          isRelogin.show = false;
          usePermissionStore().generateRoutes().then(accessRoutes => {
            // 根据 roles 权限生成可访问的路由表
            accessRoutes.forEach(route => {
              if (!isHttp(route.path)) {
                router.addRoute(route); // 动态添加可访问路由表
              }
            });
            next({ ...to, replace: true }); // hack 方法 确保 addRoutes 已完成
          });
        }).catch(err => {
          useUserStore().logOut().then(() => {
            ElMessage.error(err);
            next({ path: '/' });
          });
        });
      } else {
        next();
      }
    }
  } else {
    console.log("没有token");
    // 没有 token
    if (whiteList.indexOf(to.path) !== -1) {
      // 在免登录白名单，直接进入
      next();
    } else {
      next(`/login?redirect=${to.fullPath}`); // 否则全部重定向到登录页
      NProgress.done();
    }
  }
});

router.afterEach(() => {
  NProgress.done();
});